Home / 116,700.92-161,048.24-66,403.16

Finding the Fourth Proportional to 116,700.92, 161,048.24 and 66,403.16

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Solution

The fourth proportional to 116,700.92, 161,048.24 and 66,403.16 is: 91,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,700.92 : 161,048.24 = 66,403.16 : x
  2. Step 2: Convert to fraction form
    116,700.92/161,048.24 = 66,403.16/x
  3. Step 3: Cross multiply
    116,700.92x = 161,048.24 × 66,403.16
  4. Step 4: Simplify right side
    116,700.92x = 10,694,112,048.44
  5. Step 5: Solve for x
    x = 10,694,112,048.44/116,700.92
  6. Step 6: Final answer
    x = 91,636.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.